From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-7.0 required=3.0 tests=HEADER_FROM_DIFFERENT_DOMAINS, INCLUDES_PATCH,MAILING_LIST_MULTI,SIGNED_OFF_BY,SPF_PASS autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 48DB7C43381 for ; Thu, 14 Mar 2019 16:13:22 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [209.132.180.67]) by mail.kernel.org (Postfix) with ESMTP id 21D0C2184C for ; Thu, 14 Mar 2019 16:13:22 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1727698AbfCNQNQ (ORCPT ); Thu, 14 Mar 2019 12:13:16 -0400 Received: from mx1.redhat.com ([209.132.183.28]:55984 "EHLO mx1.redhat.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1726157AbfCNQNQ (ORCPT ); Thu, 14 Mar 2019 12:13:16 -0400 Received: from smtp.corp.redhat.com (int-mx02.intmail.prod.int.phx2.redhat.com [10.5.11.12]) (using TLSv1.2 with cipher AECDH-AES256-SHA (256/256 bits)) (No client certificate requested) by mx1.redhat.com (Postfix) with ESMTPS id 5F688307AD0D; Thu, 14 Mar 2019 16:13:16 +0000 (UTC) Received: from warthog.procyon.org.uk (ovpn-121-148.rdu2.redhat.com [10.10.121.148]) by smtp.corp.redhat.com (Postfix) with ESMTP id DC0D760F87; Thu, 14 Mar 2019 16:13:14 +0000 (UTC) Organization: Red Hat UK Ltd. Registered Address: Red Hat UK Ltd, Amberley Place, 107-111 Peascod Street, Windsor, Berkshire, SI4 1TE, United Kingdom. Registered in England and Wales under Company Registration No. 3798903 Subject: [PATCH 32/38] vfs: Convert xenfs to fs_context From: David Howells To: viro@zeniv.linux.org.uk Cc: Boris Ostrovsky , Juergen Gross , Stefano Stabellini , xen-devel@lists.xenproject.org, dhowells@redhat.com, linux-fsdevel@vger.kernel.org, linux-kernel@vger.kernel.org Date: Thu, 14 Mar 2019 16:13:14 +0000 Message-ID: <155257999413.13720.1305392427435118436.stgit@warthog.procyon.org.uk> In-Reply-To: <155257972443.13720.11743171471060355965.stgit@warthog.procyon.org.uk> References: <155257972443.13720.11743171471060355965.stgit@warthog.procyon.org.uk> User-Agent: StGit/unknown-version MIME-Version: 1.0 Content-Type: text/plain; charset="utf-8" Content-Transfer-Encoding: 7bit X-Scanned-By: MIMEDefang 2.79 on 10.5.11.12 X-Greylist: Sender IP whitelisted, not delayed by milter-greylist-4.5.16 (mx1.redhat.com [10.5.110.46]); Thu, 14 Mar 2019 16:13:16 +0000 (UTC) Sender: linux-fsdevel-owner@vger.kernel.org Precedence: bulk List-ID: X-Mailing-List: linux-fsdevel@vger.kernel.org Signed-off-by: David Howells cc: Boris Ostrovsky cc: Juergen Gross cc: Stefano Stabellini cc: xen-devel@lists.xenproject.org --- drivers/xen/xenfs/super.c | 21 +++++++++++++++------ 1 file changed, 15 insertions(+), 6 deletions(-) diff --git a/drivers/xen/xenfs/super.c b/drivers/xen/xenfs/super.c index 71ddfb4cf61c..2e16214e9c7f 100644 --- a/drivers/xen/xenfs/super.c +++ b/drivers/xen/xenfs/super.c @@ -13,6 +13,7 @@ #include #include #include +#include #include #include @@ -42,7 +43,7 @@ static const struct file_operations capabilities_file_ops = { .llseek = default_llseek, }; -static int xenfs_fill_super(struct super_block *sb, void *data, int silent) +static int xenfs_fill_super(struct super_block *sb, struct fs_context *fc) { static const struct tree_descr xenfs_files[] = { [2] = { "xenbus", &xen_xenbus_fops, S_IRUSR|S_IWUSR }, @@ -67,17 +68,25 @@ static int xenfs_fill_super(struct super_block *sb, void *data, int silent) xen_initial_domain() ? xenfs_init_files : xenfs_files); } -static struct dentry *xenfs_mount(struct file_system_type *fs_type, - int flags, const char *dev_name, - void *data) +static int xenfs_get_tree(struct fs_context *fc) { - return mount_single(fs_type, flags, data, xenfs_fill_super); + return vfs_get_super(fc, vfs_get_single_super, xenfs_fill_super); +} + +static const struct fs_context_operations xenfs_context_ops = { + .get_tree = xenfs_get_tree, +}; + +static int xenfs_init_fs_context(struct fs_context *fc) +{ + fc->ops = &xenfs_context_ops; + return 0; } static struct file_system_type xenfs_type = { .owner = THIS_MODULE, .name = "xenfs", - .mount = xenfs_mount, + .init_fs_context = xenfs_init_fs_context, .kill_sb = kill_litter_super, }; MODULE_ALIAS_FS("xenfs");